drop -1, extend enum Mif_Cntl_Src_Type_t

ChangeLog

@@ -1,3 +1,11 @@
+2010-07-10  Robert Larice
+ * src/include/miftypes.h ,
+ * src/xspice/mif/mifload.c ,
+ * src/xspice/mif/mifsetup.c ,
+ * src/xspice/mif/mifutil.c :
+        extend the Mif_Cntl_Src_Type_t enum, to avoid mixed use with integer -1.
+        FIXME, the switch() in mifsetup.c looks suspicious.
+
 2010-07-10 Holger Vogt
  * com_measure2.c: allow variables v(n1)=v(n2) 
  * inpcom.c: par('expression') in .four, .plot, .print, .meas, .save,

src/include/miftypes.h

@@ -168,6 +168,7 @@ typedef enum {
     MIF_VCIS,
     MIF_ICVS,
     MIF_ICIS,
+    MIF_minus_one,
 } Mif_Cntl_Src_Type_t;
 
 

src/xspice/mif/mifload.c

@@ -660,6 +660,8 @@ MIFload(
                                    rhs[smp_data_out->branch] -= partial * cntl_input;
                                 }
                                 break;
+                            case MIF_minus_one:
+                                break;
                             } /* end switch on controlled source type */
                         } /* end for number of input ports */
                     } /* end for number of input connections */

src/xspice/mif/mifsetup.c

@@ -435,6 +435,8 @@ MIFsetup(
                             case MIF_ICVS:
                                 CTSTALLOC(h.branch_ibranchcntl, branch, ibranch);
                                 break;
+                            case MIF_minus_one:
+                                break;
                             } /* end switch on controlled source type */
                         } /* end for number of input ports */
                     } /* end for number of input connections */
@@ -507,7 +509,7 @@ MIFunsetup(GENmodel *inModel,CKTcircuit *ckt)
                     case MIF_ICVS:
                     case MIF_VCIS:
                     case MIF_ICIS:
-                    case -1:
+                    case MIF_minus_one: /* FIXME, really ? */
                       if(smp_data_out->branch)
                       {
                         CKTdltNNum(ckt, smp_data_out->branch);

src/xspice/mif/mifutil.c

@@ -302,7 +302,7 @@ Mif_Cntl_Src_Type_t MIFget_cntl_src_type(
 
     }
 
-    return(-1);
+    return(MIF_minus_one);
 }